50853640321 has 8 divisors (see below), whose sum is σ = 55481066784. Its totient is φ = 46226941920.

The previous prime is 50853640283. The next prime is 50853640337. The reversal of 50853640321 is 12304635805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50853640321 - 2⁷ = 50853640193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50853640921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30475 + ... + 320368.

It is an arithmetic number, because the mean of its divisors is an integer number (6935133348).

Almost surely, 2^50853640321 is an apocalyptic number.

It is an amenable number.

50853640321 is a deficient number, since it is larger than the sum of its proper divisors (4627426463).

50853640321 is a wasteful number, since it uses less digits than its factorization.

50853640321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364031.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 50853640321 in words is "fifty billion, eight hundred fifty-three million, six hundred forty thousand, three hundred twenty-one".